16431-2628 JNN 230AB

 
 
16h 43m 05.38s -26 27' 30.8" P.A. 269 sep 1.6 mag 7.51,16.40 Sp F2 dist. 129.2 pc (421.45 l.y.)
 
 
Coord 2000
16431-2628
Discov num
JNN 230
Comp
AB
Coord arcsec 2000
16 43 05.38 -26 27 30.8
Date first
2011
Date last
2012
Obs
2
Pa first
268
Pa last
269
P.A. Now (θ)
269°
Sep first
1.6
Sep last
1.6
Sep. Now (ρ)
1.6"
Mag pri
7.51
Mag sec
16.40
delta mag (ΔM)
8.89
Spectral class
F2 (yellow-white)
Pri motion ra
-012
Sec motion ra
Pri motion dec
-033
Sec motion dec
Notes
U K (Proper motion indicates non-physical, K-band or other infrared magnitudes)
This double is not physical.
 
 
16431-2628 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 184569 16431-2628 JNN 230 AB 2011 2012 2 269 1.6 7.51 16.40 8.89 <===
Show 184569 16431-2628 JNN 230 AC 2011 2012 2 5 2.6 7.51 17.80 10.29
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
269.2
Precise sep
1.614
Cdsa2 id
JNN 230 AB
Constellation
Scorpius
SAO
184569
HIP
81851
Tycho2
6804-00507-1
HD
150589
CD
CD-2611488
CP
CP-26 5706
Ra deg
16.718161111111108
De deg
-26.458555555555556
Distance
129.2
Distance ly
421.45
last precise pa
269.2
last precise sep
1.614
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16431-2628 JNN 230 AB 2012 2 269 1.6 7.51 16.40 F2 U K 164305.38-262730.8

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